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TABLE 2 <br />Historical Groundwater Monitoring & Analytical Data <br />Stockton Charter Way Commingled Plume <br />440, 441, and 508 West Charter Way, 1426, and 1444 South Lincoln Street, Stockton, CA <br />stockton_charter_ way_comingles_plume_4g22.xlsm Page 107 of 116 Stantec <br />Depth <br />Measured <br />Calc. <br />TOC <br />Motor <br />1,2- <br />to <br />SPH <br />GW <br />TPHg <br />TPHd <br />B <br />T <br />E <br />X <br />MTBE <br />TBA <br />DIPE <br />ETBE <br />TAME <br />Ethanol <br />McOH <br />EDB <br />D.O. <br />Well No. <br />Date <br />Notes <br />Elevation <br />Water <br />Thickness <br />Elev. <br />(pg/L) <br />(pg/L) <br />Oil <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />(pg/L) <br />DCA <br />(pg/L) <br />(mg/L) <br />Comments <br />(ft -MSL) <br />(p9/L) <br />(feet) <br />(feet) <br />(ft -MSL) <br />SMW-26A 04/11/16 <br />INA <br />11.37 <br />- <br />- <br />- <br />- - <br />- - <br />- <br />- <br />- <br />- <br />- <br />- - - - - - - <br />- <br />Car parked over well <br />12/12/16 <br />INA <br />Broken car parked over <br />04/10/17 <br />11.43 <br />13.62 <br />0.00 <br />-2.19 <br />04/11/17 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br /><0.50 <br /><5.0 <br /><0.50 <br />0.32 <br />10/24/17 <br />16.89 <br />0.00 <br />-5.46 <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br /><0.50 <br /><10.0 <br /><0.50 <br />0.31 <br />05/07/18 <br />15.30 <br />0.00 <br />-3.87 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />1.24 <br />05/08/18 <br />- <br />- <br />- <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><10.0 <br /><0.500 <br />- <br />05/30/19 <br />13.00 <br />0.00 <br />-1.57 <br /><100 <br /><1.00 <br /><1.00 <br /><1.00 <br /><3.00 <br /><1.00 <br /><5.00 <br /><1.00 <br />1.00 <br />12/02/19 <br />15.23 <br />0.00 <br />-3.80 <br /><108 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><10.0 <br /><0.500 <br />0.81 <br />04/01/20 <br />14.65 <br />0.00 <br />-3.22 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />3.29 <br />11/12/20 <br />15.98 <br />0.00 <br />-4.55 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.40 <br />05/04/21 <br />15.35 <br />0.00 <br />-3.92 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />5.71 <br />11/30/21 <br />16.08 <br />0.00 <br />-4.65 <br /><100 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br /><0.5 <br /><5 <br /><0.5 <br />0.58 <br />05/06/22 <br />15.07 <br />0.00 <br />-3.64 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />0.96 <br />11/29/22 <br />ODOR <br />17.38 <br />0.00 <br />-5.95 <br /><100 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><5.00 <br /><0.500 <br />2.14 <br />SMW-26B 07/27/15 <br />11.59 <br />18.95 <br />0.00 <br />-7.36 <br />4,600 <br />900 <br />20 <br />12 <br />26 <br />20 <br />23 <br /><1.7 <br />0.35 <br />10/19/15 <br />20.23 <br />0.00 <br />-8.64 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.23 <br />10/21/15 <br />- <br />- <br />- <br />3,600 <br />1,000 <br />4.6 <br />5.9 <br />15 <br />37 <br />42 <br />25 <br />- <br />04/11/16 <br />INA <br />Car parked over well <br />12/12/16 <br />INA <br />Broken car parked over <br />04/10/17 <br />11.42 <br />13.75 <br />0.00 <br />-2.33 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />04/11/17 <br />- <br />- <br />- <br />3,300 <br />470 <br />40 <br />18 <br />24 <br />16 <br />25 <br /><0.50 <br />0.2 <br />10/24/17 <br />16.71 <br />0.00 <br />-5.29 <br />400 <br />3.5 <br />1.8 <br /><0.50 <br />4.4 <br />9.6 <br />22 <br /><0.50 <br />0.24 <br />05/07/18 <br />15.30 <br />0.00 <br />-3.88 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.37 <br />05/08/18 <br />- <br />- <br />- <br />660 <br />0.85 <br />0.88 <br /><0.500 <br />2.5 <br />13 <br />11 <br /><0.500 <br />- <br />05/30/19 <br />13.21 <br />0.00 <br />-1.79 <br />250 <br /><1.00 <br /><1.00 <br /><1.00 <br /><3.00 <br />9.5 <br />15 <br /><1.00 <br />0.50 <br />12/02/19 <br />15.71 <br />0.00 <br />-4.29 <br />370 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br /><0.500 <br /><10.0 <br /><0.500 <br />0.59 <br />04/01/20 <br />14.70 <br />0.00 <br />-3.28 <br />360 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br />4.2 <br />7.0 <br /><0.5 <br />0.4 <br />Odor <br />11/12/20 <br />16.01 <br />0.00 <br />-4.59 <br />420 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br />2.5 <br /><5 <br /><0.5 <br />0.27 <br />odor <br />05/04/21 <br />15.56 <br />0.00 <br />-4.14 <br />170 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br />2.1 <br /><5 <br /><0.5 <br />8.05 <br />11/30/21 <br />15.34 <br />0.00 <br />-3.92 <br />520 <br /><0.5 <br /><0.5 <br /><0.5 <br /><1.5 <br />2.3 <br /><5 <br /><0.5 <br />0.3 <br />05/06/22 <br />15.27 <br />0.00 <br />-3.85 <br />400 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br />2.0 <br /><5.00 <br /><0.500 <br />1.45 <br />11/29/22 <br />ODOR <br />17.72 <br />0.00 <br />-6.30 <br />450 <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br />1.6 <br /><5.00 <br /><0.500 <br />1.49 <br />SMW-27C 07/23/15 <br />13.92 <br />21.64 <br />0.00 <br />-7.72 <br />94 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.0 <br />0.69 <br />11 <br />0.58 <br />0.46 <br />10/19/15 <br />22.79 <br />0.00 <br />-8.87 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.58 <br />10/20/15 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.0 <br />0.56 <br />9.1 <br /><0.50 <br />- <br />04/11/16 <br />21.03 <br />0.00 <br />-7.11 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.32 <br />04/13/16 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br />0.84 <br /><5.0 <br />0.75 <br />- <br />12/12/16 <br />22.00 <br />0.00 <br />-8.08 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.26 <br />12/13/16 <br />- <br />- <br />- <br />61 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br />0.85 <br />12 <br /><0.50 <br />- <br />04/10/17 <br />13.76 <br />16.18 <br />0.00 <br />-2.42 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />04/12/17 <br />- <br />- <br />- <br />97 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br />0.98 <br />23 <br /><0.50 <br />0.37 <br />10/24/17 <br />18.61 <br />0.00 <br />-4.85 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />0.54 <br />10/26/17 <br />- <br />- <br />- <br /><50.0 <br /><0.50 <br /><0.50 <br /><0.50 <br /><1.5 <br />0.91 <br /><10.0 <br /><0.50 <br />- <br />05/07/18 <br />17.48 <br />0.00 <br />-3.72 <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />- <br />1.10 <br />05/08/18 <br />- <br />- <br />126 BL <br /><0.500 <br /><0.500 <br /><0.500 <br /><1.50 <br />0.85 <br />15 <br /><0.500 <br />- <br />stockton_charter_ way_comingles_plume_4g22.xlsm Page 107 of 116 Stantec <br />